Nmap scan report for sites.google.com (172.217.16.142)
Host is up (0.044s latency).
Other addresses for sites.google.com (not scanned): 2a00:1450:4017:816::200e
rDNS record for 172.217.16.142: zrh04s06-in-f142.1e100.net
Not shown: 98 filtered tcp ports (no-response)
PORT    STATE SERVICE
80/tcp  open  http
443/tcp open  https

Nmap done: 1 IP address (1 host up) scanned in 2.51 seconds